1.   To end on a happier note, I had a Marvellous time in the robot business.

2.   On a happier note, the Czech Republic has some of the best beers in the world.

3.   On a happier note, a potted rosemary has come to flower.

4.   On a happier note, every day is designer day for the pacifist superspy.

5.   On a happier note.